The city of Alhambra operates two transit routes with the ACT system. The Green Line runs as a city loop, with Valley Blvd and Main St as the key arteries of travel. This route runs six days per week in both a clockwise and counterclockwise direction. The Blue Line runs on weekdays from the Alhambra Civic Center to California State University, Los Angeles and the Cal State MetroLink Station.

Since 1979, the city of Atascadero has provided dial-a-ride service. Over the last decade, this has been complemented by one fixed route, the North County Shuttle. Six days per week, this line connects Atascadero, Paso Robles and Cuesta College.

Three routes provide local transportation in Baldwin Park. The City Shuttle provides a clockwise loop through the suburb seven days per week. On weekdays, the Teal Line and Pumpkin Line let residents access the Metrolink Station, avoiding costly parking fees. The Teal Line runs through northern areas of the city; the Pumpkin line runs through southerm portions.

Six days per week, local bus service is provided through Bellflower. Two loops are contained in the system, each covering a different half of the city. The North route services the northern half of the city, primarily running along Bellflower Boulevard, Somerset Ave., and Rosecrans Ave. The South route provides service to the south end of the city, running along Lakewood Blvd., Artesia Blvd., and Woodruff Ave. Service is provided every half-hour between the hours of 7 A.M. and 5 P.M.

The City of Cerritos owns a fleet of federally funded buses known as Cerritos On Wheels (or COW), which has stops throughout the city. The acronym, "COW," is a tribute to the City's origins as Dairy Valley, when cows outnumbered residents. The propane fueled COW also connects to Long Beach Transit, Orange County Transportation Authority, Norwalk Transit or Los Angeles MTA buses at overlapping stops on the borders of the city. Wi-Fi Internet access is also accessible on the buses. Route 1 loops along the east side of town between 166th Street and Del Amo Boulevard, while Route 2 travels in western portions of the municipality from Cerritos College to the civic center.

Although far from well advertised (the agency does not feature a website), the city of Compton features its own bus system. All five lines terminate at the transit center in downtown. Route 1 runs along Rosecrans Ave and El Segundo Blvd. Route 2 travels along Acadia Ave and Alondra Blvd. Route 3 provides access to the city's large retail development known as the Fashion Center and travels along El Segundo Blvd and Santa Fe Ave. Route 4 serves residences and facilities along Compton Blvd and Alondra Blvd. Finally, Route 5 travels to MLK Hospital and allows for light rail transfers at Artesia Station.

The city of Corona features two routes that operate Monday through Saturday. Each line connects with the North Main Metrolink Station. The Blue Line travels from the McKinley Rd shopping centers, south to Mountain Gate Park, and north along Main St before ending in the River Rd/Parkridge Ave residential areas. The Red Line lines from a residential quarter on Border Ave, to Main St in downtown, and eventually to The Crossings Mall.

Four loops, one serving each quadrant of the city, provide local bus service in Downey, California. Service operates six days per week, with each line ending at Downey Depot, a major LACMTA transfer center. The Northwest route is a northwest loop, running along streets such as Brookshire Ave and Telegraph Rd. The northeastern portion of the city gains service from the Northeast route running along streets such as Lakewood Blvd and Heldon Ave. Southeastern areas in the city are served by the Southeast route, which features primary streets such as Bellflower Ave and Foster Ave. The Southwest route services the southwestern segment of Downey, with Rives Ave and Imperial Blvd as major streets.

Fixed route bus service was established in Duarte, California in 1984. A city loop is provided by the Blue and Green Line, which run clockwise and counterclockwise respectively. These routes run on weekdays until 7pm. During weekday peak hours, the Commuter Line runs from Hacienda Dr to a transfer point on Mountain Ave, which allows Downtown Los Angeles workers from all portions of the city to have easy access to the LACMTA and Foothill Transit express buses.

The city of Paramount features a pair of interlined bus loops, with Route 1 traveling clockwise and Route 2 following the opposite path. Buena Vida Road and Downey Avenue serve as the respective major western and eastern streets that are traversed, while buses wind through various streets in between.

Formerly providing service around and commuter services from Fillmore. Maintains an address at 234 Central Avenue, selling tickets for VISTA. Apparently has given way a Dial-a-Ride services now operated by VISTA.

Three routes are provided by this agency for West Covina. The Red Line serves the eastern portion of the city, using Workman Avenue as a major street in its journey as it provides service to both the Eastland and Westfield Shopping Centers. The circuit winds back to its beginning by passing the city's high school and Cortez Park. Western areas of the town are served by the more tightly routed Blue Line, which begins by travelling along Sunset and Lark Ellen Avenues in the northern sectors of the municipality, before looping through the city center. The Green Line is the only non-loop in the system, as it heads south from Cortez Park through hilly suburbs using Nogales Street as a main thoroughfare

La Puente is served by a single shuttle loop, which was established in 2001. The route winds through the city, heading as far north as Hacienda Boulevard, as far west as Puente Avenue, and as far east as Guzman Avenue.

In the city of Lawndale, two shuttle routes are provided, each of which serves the Redondo Beach light rail station in the adjacent city of Redondo Beach. The Residential Route winds through the city between the South Bay Galleria and Rosecrans Avenue, serving various side streets. The Express Route travels directly from the Galeria along Hawthorne Boulevard and Marine Avenue to the train station.

Lynwood features four local bus lines. Route A provides a short inner loop that connects with the Long Beach light rail station, with Bullis Road and Long Beach Boulevard as major streets. Atlantic Avenue and East Imperial Highway are major streets of Route B, which serves Atlantic Crossings Shopping Center. Route C serves St. Francis Medical Center while traversing a southernly loop, while Route D travels from the hospital to Imperial/Wilmington/Rosa Parks light rail station.

The city of Moorpark features two bus routes. Route 1 begins at city hall then winds through the city center, toward Mountain Meadows Plaza in the south, before ending at Villa del Arroyo in the northeastern part of town. Route 2 also begins at city hall and ends just north of Route 1's terminus at Moorpark College, traveling through a more centralized path than its counterpart.

Centered around the city of Blythe, the Palo Verde Valley is serviced by this agency, which brands itself as The Desert Roadrunner. Route 1 City Circulator functions as a clockwise loop around Blythe, starting at city hall along Broadway and using 14th Ave, Barnard St, and Riverside Dr as major streets. Route 2 Palo Verde College/Mesa Verde runs from Palo Verde Community College to the farming community of Ripley, through Blythe via Hobsonway, and finally to Ehrenberg, Arizona. On weekday peak hours, Route 3 Express serves several California State Prisons, a major local employer, traveling along I-10 to their location in Wiley's Well.

On Monday through Saturday, the city of Paso Robles features a loop bus service. The line runs along Spring St and Riverside Blvd as major streets on the west bank of the Salinas River, while Creston Rd and Ramboulliet Rd are primary east bank highways.

The municipality of Rosemead operates two interlined bus lines, with Route 1 running clockwise and Route 2 traveling over the same area counterclockwise. The main termini of the loop are Montebello Town Center and Rosemead Square, with Walnut Grove and Garvey Avenue serving as major streets.

This agency provides service to the communities of Buellton, Solvang, Santa Ynez, and Los Olivos, California. Route A provides a clockwise route through above communities, using Route 246 as its main thoroughfare, while Route B travels in the opposite direction.

The city of Simi Valley contains a four-line bus service, running Monday through Saturday. Route A service Simi Valley Town Center and the Metrolink Station, with Cochran St, Royal Ave, and Los Angeles Ave as major thoroughfares. Route B runs an extended version of Route A, running past the same locales mentioned above, before deviating to travel further west on Cochran and Royal. Route C begins its route at city hall and service not only the Simi Valley Metrolink station but also Chatsworth Station. Los Angeles Ave and Topanga Canyon Blvd are primary streets for this route. Route D begins at the Ronald Reagan Presidential Library, travels to Simi Valley Town Center, and ends at the Simi Valley Civic Center, with featured major streets including Madera Rd, First St, and Alamo St.

Weekday bus-to-train shuttle service is provided by the city of South Pasadena. Buses travel into various quadrants of the city from the Mission light rail station. The Yellow Route uses Orange Grove and Fair Oaks Avenues to serve the northern portion of the city, while the Pink Route uses Oak Street and Wilmington Drive as major streets heading south. Similarly, the Red Route heads east along Monterrey Road to Garfield Avenue, and the Blue Route winds into the hills along Camino del Sol and Via del Ray. This free service is provided during rush hours only.

South Whittier features a single bus line. The route begins in the east at Whittwood Town Center before winding toward Mayberry Park and the Gateway Plaza Office Park; the line then heads to Sorensen Library, where it ends.

Marketed as a supplemental service, a pair of interlined loops travel the main streets of West Hollywood. The Eastbound Orange Route starts near Cedars Sinai Medical Center then winding alongside streets as it routinely provides service to amenities off the mainlines of North San Vicente and Santa Monica Boulevards. The Westbound Blue Route heads West from the Gateway Center at La Brea and Santa Monica Boulevard. Cityline is mostly a paratransit service, but everyone can ride it for free. In every direction, the buses go in frequencies of 30 min. (as listed in the timetable). Cityline's transit hours are: Monday-Saturday from 9:00 AM to 6:00 PM (no transit service on Sundays or holidays)